13204021412 has 6 divisors (see below), whose sum is σ = 23107037478. Its totient is φ = 6602010704.

The previous prime is 13204021403. The next prime is 13204021421. The reversal of 13204021412 is 21412040231.

It is an interprime number because it is at equal distance from previous prime (13204021403) and next prime (13204021421).

It can be written as a sum of positive squares in only one way, i.e., 8579205376 + 4624816036 = 92624^2 + 68006^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1650502673 + ... + 1650502680.

It is an arithmetic number, because the mean of its divisors is an integer number (3851172913).

Almost surely, 2^13204021412 is an apocalyptic number.

It is an amenable number.

13204021412 is a deficient number, since it is larger than the sum of its proper divisors (9903016066).

13204021412 is a wasteful number, since it uses less digits than its factorization.

13204021412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3301005357 (or 3301005355 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 13204021412 its reverse (21412040231), we get a palindrome (34616061643).

The spelling of 13204021412 in words is "thirteen billion, two hundred four million, twenty-one thousand, four hundred twelve".